Returns the integer bitwise-or combined with another integer.
This method returns a negative BigInteger if and only if either of the operands is negative.
BigNumber|int|float|string $that The operand. Must be convertible to an integer number.:
public function or(BigNumber|int|float|string $that) : BigInteger { $that = BigInteger::of($that); return new BigInteger(Calculator::get()->or($this->value, $that->value)); }